6.1b Adding And subtracting polynomials

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6.1b Adding And subtracting polynomials

• Objective- Students will be able to add and
  subtract polynomials
• State Standard 3.0 Students are adept at
  operations on polynomials

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6.1b Adding Subtracting Polynomials

• Example 1
• Adding subtracting can be done both vertically
  and horizontally by matching up like terms.

• 3x3 2x2 x 7
• x3 10x2 8
• 4x3 8x2 x 1

Example 2 (2x2 3x) (3x2 x 4)
2x2 3x 3x2 x 4 -x2 2x 4
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Adding Subtracting Polynomials
Example 3

• -2x4 3x3 5x2 2x 3
• 8x4 x3 10x2 3x 8
• 6x4 2x3 5x2 x 5

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Adding Subtracting Polynomials

• Example 4

(6x2 9x) (2x2 x 3)
6x2 9x 2x2 x 3 4x2 8x 3
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6.1 Homework
Page 315-316 1-4, 25, 26, 37-39, and 46-48